package com.qk.service.impl;

import com.github.pagehelper.Page;
import com.github.pagehelper.PageHelper;
import com.qk.common.PageResult;
import com.qk.entity.Activity;
import com.qk.mapper.ActivityMapper;
import com.qk.service.ActivityService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.time.LocalDateTime;
import java.util.List;

@Service
public class ActivityServiceImpl implements ActivityService {
    @Autowired
    private  ActivityMapper activityMapper;
    //1. 活动列表查询
    @Override
    public PageResult<Activity> list(Integer channel, Integer type, Integer status, Integer page, Integer pageSize) {
        //设置分页参数
        PageHelper.startPage(page, pageSize);
        //调用mapper接口查询
        List<Activity> list = activityMapper.selectList(channel, type , status);
        //封装并返回分页结果
        Page<Activity> p = (Page<Activity>) list;
        return new PageResult<>(p.getTotal(), p.getResult());
    }
    //2. 删除活动
    @Override
    public void deleteById(Integer id) {
        activityMapper.deleteById(id);
    }
    //3. 添加活动
    @Override
    public void add(Activity activity) {
        activity.setCreateTime(LocalDateTime.now());
        activity.setUpdateTime(LocalDateTime.now());
        activityMapper.insert(activity);
    }
    //4. 根据ID查询
    @Override
    public Activity getById(Integer id) {
        return activityMapper.selectById(id);
    }
    //5. 修改活动
    @Override
    public void update(Activity activity) {
        activity.setUpdateTime(LocalDateTime.now());
        activityMapper.update(activity);
    }
     //6. 查询指定类型的活动
    @Override
    public List<Activity> listByType(Integer type) {
        return activityMapper.listByType(type);
    }


}
